There are different types of quests: normal quests, class quests, Story Quests and Commerce Quests.
Commerce Quests are quests that will reward you with commerce statues, needed in some Blueprints.
For more information concerning the Commerce Quests, please click here.
Story Quests are quests that reward you with life skill experience which will ultimately will lead to Life skill points.
Life skill points are needed to learn Life Skills.
For more information concerning the Story Quests, please click here.